Radians
(radian 的復數(shù)) n. 弧度\\n[計] 弧度
??? 情景例句
It's our meal from the restaurant.
這是從餐廳帶回來的菜 。
Please take a brief look at the list of words.
請把單詞表過目一下。
How do you do ? Are you having a nice time in Beijing?
你好！你在北京玩得愉快嗎？